CKSHS1: human cyclin dependent kinase subunit, type 1 in complex with phosphate. Determined by X-ray diffraction at 3.2 Å resolution. Released 8 Mar 1996.
Explore 1DKS in 3D Show helices and sheets RCSB PDB PDBe
1DKS contains 6 α-helices and 13 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
| Element | Residues | Length | Sheet |
|---|---|---|---|
| β-strand | 7-8 | 2 | 1 |
| β-strand | 13 | 1 | 1 |
| β-strand | 17-23 | 7 | 1 |
| α-helix | 29-31 | 3 | |
| α-helix | 40-46 | 7 | |
| β-strand | 55-59 | 5 | 1 |
| β-strand | 66-72 | 7 | 1 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| β-strand | 7-8 | 2 | 1 |
| β-strand | 12-13 | 2 | 2 |
| β-strand | 17 | 1 | 3 |
| β-strand | 18-19 | 2 | 2 |
| β-strand | 20-23 | 4 | 1 |
| α-helix | 26-29 | 4 | |
| α-helix | 37-39 | 3 | |
| α-helix | 40-44 | 5 | |
| β-strand | 55-58 | 4 | 1 |
| β-strand | 66-70 | 5 | 1 |
| β-strand | 72 | 1 | 3 |
| α-helix | 73-75 | 3 |
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|---|---|---|---|---|
| Cyclin dependent kinase subunit, type 1 | A, B | protein | 79 | Homo sapiens | P61024 (AlphaFold model) |
>1DKS_1 CYCLIN DEPENDENT KINASE SUBUNIT, TYPE 1 (chains A, B) MSHKQIYYSDKYDDEEFEYRHVMLPKDIAKLVPKTHLMSESEWRNLGVQQSQGWVHYMIH EPEPHILLFRRPLPKKPKK
| ID | Name | Formula | Copies |
|---|---|---|---|
| PO4 | Phosphate ion | O4 P | 2 |
Crystal structure of the human cell cycle protein CksHs1: single domain fold with similarity to kinase N-lobe domain. Arvai, A.S., Bourne, Y., Hickey, M.J. et al. J Mol Biol (1995) 249:835-842. DOI 10.1006/jmbi.1995.0341 · PubMed
Other PDB entries of the same protein (UniProt P61024 (AlphaFold model), which also has an AlphaFold model), best resolution first:
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